/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.lvyh.lightframe.tracer.core.common;

import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;

public class SimpleTracerConfiguration {

    public static final String APP_NAME = "spring.application.name";

    private static Map<String, Object> properties = new ConcurrentHashMap<String, Object>();

    public static void setApplicationName(String value) {
        setProperty(APP_NAME, value);
    }

    public static String getApplicationName() {
        return getProperty(APP_NAME);
    }

    public static void setProperty(String key, String value) {
        properties.put(key, value);
    }

    public static void setProperty(String key, Integer value) {
        properties.put(key, value);
    }

    public static String getProperty(String key) {
        return getProperty(key, "");
    }

    public static String getProperty(String key, String defaultValue) {
        if (properties.containsKey(key)) {
            return (String) properties.get(key);
        }
        if (System.getProperties().containsKey(key)) {
            return System.getProperty(key);
        }
        return defaultValue;
    }
}
